[The record scratch is written all over his face]

...Excuse me?

[And then realization dawns.

Right. Different worlds. His must have a different name for it]

'Tis the energies that make up the world and everything in it, from the ground beneath our feet to our very souls. Different polarities? Six elemental aspects?

[surely this must sound familiar and isn't only a thing in his fantasy universe right?]